Evidence map›Paper›PMID 27690739›Full record

ArticleJournal of clinical and experimental neuropsychology2017

Neurocognition and inhibitory control in polysubstance use disorders: Comparison with alcohol use disorders and changes with abstinence.

Thomas P Schmidt, David L Pennington, Stephanie L Cardoos, Timothy C Durazzo, Dieter J Meyerhoff

Open access · greenAbstract read
In one paragraph

Article in Journal of clinical and experimental neuropsychology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed, 2 syntheses or guidelines pooled it, 53 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Trial
  4. Substance Use Disorder and Cognitive Impairment.Life (Basel, Switzerland) · 2026
    Review
  5. Substance use among fatally-injured pedestrians in New York State, USA: a retrospective analysis.Injury prevention : journal of the International Society for Child and Adolescent Injury Prevention · 2026
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors at 3 institutions in 1 country.

Thomas P Schmidta Department of Radiology , Northern California Institute for Research and Education , San Francisco , CA , USA.
David L Penningtona Department of Radiology , Northern California Institute for Research and Education , San Francisco , CA , USA.
Stephanie L Cardoosb Department of Radiology , San Francisco Veterans Affairs Medical Center , San Francisco , CA , USA.
Timothy C Durazzod Department of Psychiatry and Behavioral Sciences , Stanford University , Stanford , CA , USA.
Dieter J Meyerhoffa Department of Radiology , Northern California Institute for Research and Education , San Francisco , CA , USA.
Northern California Institute for Research and Education · USUniversity of California, San Francisco · USVA Palo Alto Health Care System · US

Funding

The Biological Basis of Alcohol Induced Brain DamageR01AA010788 · NIAAA · UNIVERSITY OF CALIFORNIA SAN FRANCISCO · PI MEYERHOFF, DIETER J · 1996 to 2016
$8.9M
The Neurobiological and Neurocognitive Consequences of Chronic Cigarette SmokingK01DA024136 · NIDA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI DURAZZO, TIMOTHY CRAIG · 2008 to 2012
$785k
Polysubstance Use and Chronic Smoking: Neuroimaging and CognitionR21DA025202 · NIDA · NORTHERN CALIFORNIA INSTITUTE/RES/EDU · PI MEYERHOFF, DIETER J · 2009 to 2010
$426k
NIAAA NIH HHS R01 AA010788NIDA NIH HHS K01 DA024136NIDA NIH HHS R21 DA025202
6 · The paper itself

Abstract

introductionIntact neurocognition and early cognitive recovery during abstinence are important for substance use treatment outcome. Yet, little is known about them in the largest group of treatment seekers today, individuals with polysubstance use disorders (PSU). This study primarily contrasted PSU and individuals with an alcohol use disorder (AUD) on neurocognitive and inhibitory control measures and, secondarily, measured changes during abstinence in PSU.

methodAt one month of abstinence from all substances except tobacco, 36 PSU and 69 AUD completed neurocognitive assessments of executive function, general intelligence, auditory-verbal learning/memory, visuospatial learning/memory/skills, processing speed, working memory, fine motor skills, and cognitive efficiency. The groups were also assessed on inhibitory control measures of self-reported impulsivity, risk-taking, and decision-making. Seventeen PSU repeated the assessments after approximately four months of abstinence. All cross-sectional and longitudinal analyses included smoking status as a possible confound.

resultsAt baseline, PSU performed significantly worse than AUD on auditory-verbal memory and on an inhibitory control measure of impulsivity. Polysubstance users showed trends to worse performance than AUD on general intelligence, auditory-verbal learning, and a decision-making task. Between one and four months of abstinence, PSU showed significant improvements on several neurocognitive and inhibitory control measures.

conclusionsPolysubstance users exhibit distinct differences in neurocognition and inhibitory control compared to AUD. Between one and four months of abstinence, neurocognition and inhibitory control improve in PSU. This neurocognitive recovery in some domains of abstinent PSU is influenced by smoking status. These results underscore the clinical value of select methods to augment neurocognitive recovery in PSU through appropriate interventions.

Indexed as

Inhibition, PsychologicalAdultAlcoholismCognitionCross-Sectional StudiesExecutive FunctionFemaleHumansImpulsive BehaviorIntelligenceMaleMemory, Short-TermMiddle AgedNeuropsychological TestsRisk-TakingSmokingAddictionCognitionImpulsivityLongitudinalRecoverySubstance use disorders

Identifiers

PMID27690739
PMCPMC5225274
OpenAlexW2527800726

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.